TW202009589A - camera - Google Patents

Abstract

The invention provides a camera, which includes a bracket, a lens base, a lens, an optical filter, a photosensitive chip and a circuit board. A first receiving groove, a second receiving groove and a through hole are defined on the bracket. The lens is positioned on the lens base. The optical filter is received in the first receiving groove and is covered the through hole. The circuit board is positioned on a side of the bracket having the second receiving groove. The photosensitive chip is positioned on the circuit board. The photosensitive chip is received in the second receiving groove and faces the through hole. A heating member and two conductive circuit layers are positioned on the bracket. The heating member is partially embedded on the bottom surface of the first receiving groove and surrounds the through hole. A portion of the optical filter is positioned on the heating member. Two ends of each of the two conductive circuit layers are electrically connected to the heating member and the circuit board to power the heating member. The heating member can heat the optical filter. The above camera has good imaging quality.

Description

camera

The invention relates to a camera device, especially a camera.

Previous cameras used airtight packaging to effectively control water vapor and dust, thereby preventing water vapor and dust from entering the camera and causing unstable component parameters or reduced reliability, which reduced the life and imaging quality of the camera. At the same time, when the camera is used in a high-temperature and high-humidity environment, the material of the camera's components has a certain amount of water absorption. The heat generated by the camera during operation causes the moisture of the components to precipitate out. The filter or water vapor is condensed into water droplets or frost on the surface of the filter, which will seriously reduce the image quality.

In order to overcome the aforementioned shortcomings of the prior art, the purpose of the present invention is to provide a camera capable of removing water drops or frost on the filter in time.

A camera includes a bracket, a lens holder, a lens, an optical filter, a photosensitive chip and a circuit board. The bracket is provided with a first receiving slot, a second receiving slot and a through hole, the first receiving slot and the second receiving The slots are respectively formed on the opposite sides of the bracket, the through hole penetrates the bottom surface of the first receiving slot and communicates with the second receiving slot, the lens is arranged on the lens holder, and the filter is arranged on the The first accommodating groove is covered with the through hole, the circuit board is disposed on a side of the bracket with the second accommodating groove, the photosensitive wafer is disposed on the circuit board, and the photosensitive wafer is accommodated in the second In the receiving groove and toward the through hole, the bracket is provided with a heating element and two conductive circuit layers, the heating element is partially embedded in the bottom surface of the first receiving groove and surrounds the through hole, and the peripheral portion of the filter Located on the heating element, both ends of each conductive circuit layer are electrically connected to the heating element and the circuit board, respectively, so as to energize the heating element, and the heating element can heat the filter.

Further, the heating element is a rectangular coil formed by bending a resistance wire.

Further, each of the conductive circuit layers is formed on the bracket by laser direct molding technology, and each of the conductive circuit layers is located on the bottom surface of the second receiving groove and is electrically connected to the heating element along the side wall bypassing the through hole connection.

Further, each of the conductive circuit layers is disposed in the support by buried molding.

Further, the lens holder includes a seat body and a voice coil motor, the seat body is a rectangular block body, the voice coil motor is disposed in the seat body, the voice coil motor is provided with a mounting hole, and the lens portion is disposed in the mounting hole Inside, the lens can be driven by the voice coil motor.

Further, the camera further includes a protector, and the protector cover is disposed on the lens to prevent the lens from being scratched.

Further, the protection member is in the shape of a rectangular sheet.

Further, the camera further includes a connector, which is disposed on the circuit board and electrically connected to the circuit board. The connector is used to externally connect a device to transmit power and information for the camera.

Further, the through hole is a rectangular hole.

Further, the filter is rectangular.

The above camera is provided with a heating element and two conductive circuit layers on the bracket, and the peripheral part of the filter is located on the heating element, so that the heating element can heat the filter and timely remove the water vapor or the water vapor on the filter. Frost removal improves the imaging quality of the camera.

The present invention will be described in detail below in conjunction with the illustrated specific embodiments. However, these embodiments do not limit the present invention, and structural, method, or functional changes made by those of ordinary skill in the art according to these embodiments are all included in the protection scope of the present invention.

Please refer to FIGS. 1 and 2. FIG. 1 shows a camera 100 provided by an embodiment of the present invention. The camera 100 includes a bracket 10, a lens holder 20, a lens 30, an optical filter 40, a circuit board 50, a photosensitive chip 60 and a connector 70. The lens holder 20, the filter 40, the circuit board 50 and the photosensitive wafer 60 are disposed on the bracket 10. The lens 30 is provided on the lens holder 20. The connector 70 is connected to the circuit board 50.

Please refer to FIG. 3 and FIG. 4 together. The bracket 10 has a generally rectangular frame. The bracket 10 defines a first receiving slot 11, a second receiving slot 12 and a through hole 13. The first receiving slot 11 and the second receiving slot 12 are respectively opened on opposite sides of the bracket 10. The through hole 13 penetrates the bottom surface (not shown) of the first receiving groove 11 and communicates with the second receiving groove 12. In this embodiment, the through hole 13 is a rectangular hole, but it is not limited to this. In other embodiments, the through hole 13 may also be a circular hole or other shapes of holes.

As shown in FIG. 3, the support 10 is provided with a heating element 14 and two conductive circuit layers 15. The heating element 14 is partially embedded on the bottom surface (not shown) of the first receiving groove 11 and surrounds the through hole 13. Each conductive circuit layer 15 is substantially elongated. Each conductive circuit layer 15 is electrically connected to the heating element 14. The free end of each conductive circuit layer 15 can be electrically connected to the circuit board 50 to energize the heating element 14.

In this embodiment, the heating element 14 is a rectangular coil formed by bending a resistance wire, but it is not limited to this. In other embodiments, the heating element 14 may also be a ring-shaped resistance sheet, which does not affect the heating element 14 pair. The filter 40 is heated.

In this embodiment, each conductive circuit layer 15 is located on the bottom surface (not marked) of the second receiving groove 12 and is electrically connected to the heating element 14 along the side wall (not marked) that bypasses the through hole 13. Each conductive circuit layer 15 is formed on the support 10 using laser direct molding (LDS, Laser Direct Structuring) technology, but it is not limited to this, and each conductive circuit layer 15 can also be directly attached to the support 10 by a conductive metal foil and Cut by etching. At the same time, since LDS technology is a commonly used method for preparing a metal layer, here, the specific preparation process of each conductive circuit layer 15 using LDS technology will not be described in detail.

2 and FIG. 5 together, the lens holder 20 is disposed on the side of the bracket 10 having the first receiving groove 11. The lens holder 20 includes a seat body 21 and a voice coil motor 22. The seat body 21 is substantially a rectangular block. The voice coil motor 22 is provided in the seat body 21. The voice coil motor 22 is provided with mounting holes 221. The mounting hole 221 is located substantially at the center of the voice coil motor 22.

The lens 30 is partially disposed in the mounting hole 221 of the voice coil motor 22. The lens 30 is used to collect scenes. The lens 30 can be driven by the voice coil motor 22 to move, thereby achieving the focus adjustment of the lens 30.

The filter 40 is disposed in the first receiving groove 11 of the bracket 10 and covers the through hole 13. The periphery (not shown) of the filter 40 is located on the heating element 14. The filter 40 can raise the temperature under the action of the heating element 14 to remove moisture or frost located on the filter 40. In this embodiment, the filter 40 is substantially rectangular, but it is not limited thereto. In other embodiments, the filter 40 may also have a circular shape or other shapes.

Please refer to FIG. 2 to FIG. 5 together. The circuit board 50 is disposed on the side of the bracket 10 having the second receiving groove 12. The photosensitive chip 60 is disposed on the circuit board 50 and electrically connected to the circuit board 50. The photosensitive wafer 60 is accommodated in the second accommodating groove 12 of the holder 10 and faces the through hole 13. The connector 70 is disposed on the circuit board 50 and electrically connected to the circuit board 50. The connector 70 is used to connect an external device to transmit power and information to the camera 100. In this embodiment, the circuit board 50 is a flexible circuit board.

The camera 100 further includes a protection member 80. The protector 80 has a substantially rectangular sheet shape. The protector 80 is covered on the lens 30 to prevent the lens 30 from being scratched by bumps. In this embodiment, the protection member 80 is made of transparent material.

Please refer to FIGS. 1 to 4 together. During assembly, the filter 40 is disposed in the first receiving slot 11 of the bracket 10 and located on the heating element 14. The lens holder 20 is disposed on the side of the bracket 10 having the first receiving groove 11, and the lens 30 is partially disposed in the mounting hole 221 of the voice coil motor 22. The photosensitive wafer 60 is disposed on the circuit board 50, and the circuit board 50 is disposed on the side of the bracket 10 having the second receiving groove 12. The connector 70 is disposed on the circuit board 50 and electrically connected to the circuit board 50, and the protective member 80 is placed on the lens 30 to complete the assembly of the entire camera 100.

The camera 100 includes a bracket 10, a lens holder 20, a lens 30, a filter 40, a photosensitive chip 60, a circuit board 50 and a connector 70, but is not limited thereto. In other embodiments, the connector 70 may be removed and the circuit board 50 Used directly on an external device, it does not affect the use of the camera 100.

Each conductive circuit layer 15 is located on the bottom surface (not labeled) of the second receiving slot 12 and is electrically connected to the heating element 14 along the side wall (not labeled) that bypasses the through hole 13, but is not limited to this, in other embodiments Each conductive circuit layer 15 is disposed in the bracket 10 (not shown) by buried molding, and the two ends of each conductive circuit layer 15 are electrically connected to the heating element 14 and the circuit board 50, without affecting The heating element 14 is energized.

The camera 100 is provided with a heating element 14 and two conductive circuit layers 15 on the support 10, and the periphery (not marked) of the filter 40 is located on the heating element 14, so that the heating element 14 can heat the filter 40 The moisture or frost on the filter 40 is removed in time, which improves the imaging quality of the camera 100.

It should be understood that although the description is described in terms of embodiments, not every embodiment only includes an independent technical solution. The descriptions in the description are for clarity only, and those skilled in the art should take the description as a whole, The technical solutions in the embodiments can also be combined appropriately to form other embodiments that can be understood by those skilled in the art.

The series of detailed descriptions listed above are only specific descriptions of feasible embodiments of the present invention, they are not intended to limit the scope of protection of the present invention, and equivalent embodiments or technical equivalents made without departing from the technical spirit of the present invention Changes should be included in the protection scope of the present invention.

100‧‧‧camera 10‧‧‧Bracket 11‧‧‧The first containment tank 12‧‧‧Second containment tank 13‧‧‧Through hole 14‧‧‧Heating 15‧‧‧ conductive circuit layer 20‧‧‧Mirror holder 21‧‧‧Body 22‧‧‧Voice coil motor 221‧‧‧Mounting hole 30‧‧‧Lens 40‧‧‧ filter 50‧‧‧ circuit board 60‧‧‧Photosensitive chip 70‧‧‧Connector 80‧‧‧Protection parts

FIG. 1 is a schematic perspective view of a camera according to Embodiment 1 of the present invention.

FIG. 2 is an exploded view of the camera shown in FIG. 1.

FIG. 3 is a schematic perspective view of the bracket of the camera shown in FIG. 1.

FIG. 4 is a perspective schematic view of the bracket shown in FIG. 3 from another perspective.

FIG. 5 is a schematic cross-sectional view of the camera shown in FIG. 1 along line V-V.

no

100‧‧‧camera

10‧‧‧Bracket

11‧‧‧The first containment tank

13‧‧‧Through hole

20‧‧‧Mirror holder

21‧‧‧Body

22‧‧‧Voice coil motor

221‧‧‧Mounting hole

30‧‧‧Lens

40‧‧‧ filter

50‧‧‧ circuit board

60‧‧‧Photosensitive chip

70‧‧‧Connector

80‧‧‧Protection parts

Claims (10)

A camera includes a bracket, a lens holder, a lens, an optical filter, a photosensitive chip and a circuit board. The bracket is provided with a first receiving slot, a second receiving slot and a through hole, the first receiving slot and the second receiving The slots are respectively formed on the opposite sides of the bracket, the through hole penetrates the bottom surface of the first receiving slot and communicates with the second receiving slot, the lens is arranged on the lens holder, and the filter is arranged on the The first accommodating groove is covered with the through hole, the circuit board is disposed on a side of the bracket with the second accommodating groove, the photosensitive wafer is disposed on the circuit board, and the photosensitive wafer is accommodated in the second The improvement is that the bracket is provided with a heating element and two conductive circuit layers, the heating element is partially embedded in the bottom surface of the first receiving slot and surrounds the through hole, the filter The peripheral part of the sheet is located on the heating element, and the two ends of each conductive circuit layer are electrically connected to the heating element and the circuit board, respectively, so as to energize the heating element, and the heating element can perform on the filter heating. The camera as described in item 1 of the patent application, wherein the heating element is a rectangular coil formed by bending a resistance wire. The camera as described in item 1 of the patent application scope, wherein each of the conductive circuit layers is formed on the bracket by laser direct molding technology, and each of the conductive circuit layers is located on the bottom surface of the second receiving slot and bypasses The side wall of the through hole is electrically connected to the heating element. The camera as described in item 1 of the patent application scope, wherein each of the conductive circuit layers is disposed in the bracket by means of buried molding. The camera as described in item 1 of the patent application scope, wherein the lens holder includes a seat body and a voice coil motor, the seat body is a rectangular block, the voice coil motor is disposed in the seat body, and the voice coil motor is provided with A mounting hole is provided in the mounting hole. The lens can be driven by the voice coil motor. The camera as described in item 1 of the patent application scope, wherein the camera further includes a protection member, and the protection member is covered on the lens to prevent the lens from being scratched. The camera as described in item 6 of the patent application scope, wherein the protection member is in the shape of a rectangular sheet. The camera as described in item 1 of the patent application scope, wherein the camera further includes a connector, the connector is disposed on the circuit board and electrically connected to the circuit board, the connector is used to connect an external device to the camera Power and information transmission. The camera as described in item 1 of the patent application, wherein the through hole is a rectangular hole. The camera as described in item 1 of the patent application scope, wherein the filter is rectangular.

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